Home / 18,356,412.32-25,331,861.93-10,097,102.93

Finding the Fourth Proportional to 18,356,412.32, 25,331,861.93 and 10,097,102.93

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Solution

The fourth proportional to 18,356,412.32, 25,331,861.93 and 10,097,102.93 is: 13,934,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,356,412.32 : 25,331,861.93 = 10,097,102.93 : x
  2. Step 2: Convert to fraction form
    18,356,412.32/25,331,861.93 = 10,097,102.93/x
  3. Step 3: Cross multiply
    18,356,412.32x = 25,331,861.93 × 10,097,102.93
  4. Step 4: Simplify right side
    18,356,412.32x = 255,778,417,315,758.44
  5. Step 5: Solve for x
    x = 255,778,417,315,758.44/18,356,412.32
  6. Step 6: Final answer
    x = 13,934,009.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.